Most accurate provider | FlightHub 3 stars |
---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | June |
Cheapest in | February |
Round-trip from | $595 (Kiwi.com) |
One-way from | $201 (oojo) |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Mon 1/20
7:10 pm-3:10 pm
1 stop14h 00m
London Heathrow
Mon 1/27
7:05 am-3:50 pm
1 stop14h 45m
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Tue 1/21
6:30 pm-10:50 am
1 stop10h 20m
London Heathrow
Tue 4/22
1:05 pm-6:20 pm
1 stop11h 15m
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Thu 3/6
7:10 pm-4:00 pm
1 stop14h 50m
London Heathrow
Wed 3/12
7:30 pm-4:50 pm
1 stop26h 20m
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Sun 12/8
8:25 pm-9:35 pm
1 stop19h 10m
London Heathrow
Tue 12/10
8:15 am-9:18 am
2 stops31h 03m
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Wed 1/22
10:00 pm-11:40 am
Nonstop7h 40m
London Heathrow
Fri 1/31
6:25 am-2:30 pm
1 stop14h 05m
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Sun 1/19
6:35 pm-8:15 am
Nonstop7h 40m
London Heathrow
Tue 4/22
10:20 am-5:25 pm
1 stop13h 05m
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Mon 12/2
11:35 am-7:10 am
1 stop13h 35m
London Heathrow
Fri 12/13
6:00 am-4:15 pm
1 stop16h 15m
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Wed 1/8
5:00 pm-6:50 am
Nonstop7h 50m
London Heathrow
Tue 1/14
3:45 pm-6:45 pm
Nonstop9h 00m
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Mon 12/30
9:10 pm-11:15 am
Nonstop8h 05m
London Heathrow
Tue 1/14
8:30 am-3:15 pm
1 stop12h 45m
ChicagoLondon
MDW - LHR
MDWLHR
Chicago Midway
Wed 12/4
9:30 am-7:05 am
1 stop15h 35m
London Heathrow
Tue 12/10
6:30 am-5:01 pm
2 stops16h 31m
Provider | Price Accuracy | Trust Score* |
---|---|---|
Expedia | Price Accuracy1 star | Trust Score*3 stars |
eDreams | Price Accuracy3 stars | Trust Score*3 stars |
FlightHub | Price Accuracy3 stars | Trust Score*3 stars |
AranGrant | Price Accuracy3 stars | Trust Score*3 stars |
Ovago | Price Accuracy2 stars | Trust Score*3 stars |
Cheapflightsfares | Price Accuracy3 stars | Trust Score*1 star |
KAYAK | Price Accuracy1 star | Trust Score*3 stars |
Gotogate | Price Accuracy3 stars | Trust Score*2 stars |
FlightsMojo | Price Accuracy- | Trust Score*3 stars |
SmartFares | Price Accuracy2 stars | Trust Score*3 stars |
To ensure you get the cheapest price possible for a flight from Chicago to London Heathrow Airport, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, November is the cheapest month in which you can book a flight from Chicago to London Heathrow Airport (average of $648). Flying from Chicago to London Heathrow Airport in June is currently the most expensive (average of $1,089). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Chicago to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 6% versus a flight at noon.
Travelers seeking maximum savings on their Chicago to London Heathrow Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from CHI to LHR are scheduled on a Monday (38 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (33 on average).
In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.
If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).
Comfort
Crew
Boarding
Overall
Food
Entertainment
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Comfort
Crew
Boarding
Overall
Food
Entertainment
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Comfort
Crew
Boarding
Overall
Food
Entertainment
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Comfort
Crew
Boarding
Overall
Food
Entertainment
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Comfort
Crew
Boarding
Overall
Food
Entertainment
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Scandinavian Airlines | Cheapest$381 | Average$549 | FlexibilityNo cancel fee | On-time77% |
Delta | Cheapest$451 | Average$879 | FlexibilityNo cancel fee | On-timeN/A |
Icelandair | Cheapest$472 | Average$618 | FlexibilityNo cancel fee | On-time76% |
TAP AIR PORTUGAL | Cheapest$506 | Average$827 | FlexibilityNo cancel fee | On-timeN/A |
Air Canada | Cheapest$554 | Average$754 | FlexibilityNo cancel fee | On-time67% |
Finnair | Cheapest$566 | Average$792 | FlexibilityNo cancel fee | On-time76% |
Virgin Atlantic | Cheapest$571 | Average$701 | FlexibilityNo cancel fee | On-time72% |
SWISS | Cheapest$581 | Average$897 | FlexibilityNo cancel fee | On-time79% |
Iberia | Cheapest$584 | Average$745 | FlexibilityNo cancel fee | On-time77% |
Air France | Cheapest$592 | Average$868 | FlexibilityNo cancel fee | On-time77% |